https://www.youtube.com/watch?v=iefimNEVGsU

Masik kapcsolas:
https://www.youtube.com/watch?v=lf-EmnlTHKU


MUSTOOL MT525:
https://hu.banggood.com/MUSTOOL-MT525-Electromagnetic-Radiation-Tester-Electric-Field-and-Magnetic-Field-p-1276997.html?imageAb=2&p=N2252320265291201803&custlixnkid=1543749&akmClientCountry=HU&a=1648164784.4684&akmClientCountry=HU&cur_warehouse=CN